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<FONT color="green">001</FONT>    package org.hackystat.ui.sensordatabrowser.server;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.util.ArrayList;<a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>    import javax.xml.datatype.XMLGregorianCalendar;<a name="line.5"></a>
<FONT color="green">006</FONT>    <a name="line.6"></a>
<FONT color="green">007</FONT>    /**<a name="line.7"></a>
<FONT color="green">008</FONT>     * This class represents one event of sensor data elements in the UI display, an event is<a name="line.8"></a>
<FONT color="green">009</FONT>     * quantized to the the sensor data types occurring within one minute that have the same <a name="line.9"></a>
<FONT color="green">010</FONT>     * type and tool attributes.<a name="line.10"></a>
<FONT color="green">011</FONT>     * @author David J. Nickles<a name="line.11"></a>
<FONT color="green">012</FONT>     */<a name="line.12"></a>
<FONT color="green">013</FONT>    public class Event {<a name="line.13"></a>
<FONT color="green">014</FONT>      <a name="line.14"></a>
<FONT color="green">015</FONT>      private String root;<a name="line.15"></a>
<FONT color="green">016</FONT>      private ArrayList&lt;Item&gt; collection;<a name="line.16"></a>
<FONT color="green">017</FONT>      private XMLGregorianCalendar timestamp;<a name="line.17"></a>
<FONT color="green">018</FONT>      private String xmlTimestamp;<a name="line.18"></a>
<FONT color="green">019</FONT>      private long id;<a name="line.19"></a>
<FONT color="green">020</FONT>      private String type;<a name="line.20"></a>
<FONT color="green">021</FONT>      private String tool;<a name="line.21"></a>
<FONT color="green">022</FONT>      private int count;<a name="line.22"></a>
<FONT color="green">023</FONT>      <a name="line.23"></a>
<FONT color="green">024</FONT>      /**<a name="line.24"></a>
<FONT color="green">025</FONT>       * Makes a new SDVEvent containing this item.<a name="line.25"></a>
<FONT color="green">026</FONT>       * @param item a sensor data element<a name="line.26"></a>
<FONT color="green">027</FONT>       */<a name="line.27"></a>
<FONT color="green">028</FONT>      public Event(Item item) {<a name="line.28"></a>
<FONT color="green">029</FONT>        this.count = 0;<a name="line.29"></a>
<FONT color="green">030</FONT>        this.collection = new ArrayList&lt;Item&gt;();<a name="line.30"></a>
<FONT color="green">031</FONT>        add(item);<a name="line.31"></a>
<FONT color="green">032</FONT>      }<a name="line.32"></a>
<FONT color="green">033</FONT>      <a name="line.33"></a>
<FONT color="green">034</FONT>    <a name="line.34"></a>
<FONT color="green">035</FONT>      /**<a name="line.35"></a>
<FONT color="green">036</FONT>       * This method adds the sensor data element to this event.<a name="line.36"></a>
<FONT color="green">037</FONT>       * @param item a sensor data element to be added to this event.<a name="line.37"></a>
<FONT color="green">038</FONT>       * @return true if this set did not already contain the specified element.<a name="line.38"></a>
<FONT color="green">039</FONT>       */<a name="line.39"></a>
<FONT color="green">040</FONT>      public final boolean add(Item item) {<a name="line.40"></a>
<FONT color="green">041</FONT>        if (this.collection.isEmpty()) {<a name="line.41"></a>
<FONT color="green">042</FONT>          this.timestamp = item.getEventTimestamp();<a name="line.42"></a>
<FONT color="green">043</FONT>          this.id = this.timestamp.toGregorianCalendar().getTimeInMillis();<a name="line.43"></a>
<FONT color="green">044</FONT>          this.xmlTimestamp = item.formatEventTimestamp();<a name="line.44"></a>
<FONT color="green">045</FONT>          this.type = item.getType();<a name="line.45"></a>
<FONT color="green">046</FONT>          this.tool = item.getTool();<a name="line.46"></a>
<FONT color="green">047</FONT>        }<a name="line.47"></a>
<FONT color="green">048</FONT>        boolean isNewAddition = this.collection.add(item);<a name="line.48"></a>
<FONT color="green">049</FONT>        if (isNewAddition) {<a name="line.49"></a>
<FONT color="green">050</FONT>          this.count++;<a name="line.50"></a>
<FONT color="green">051</FONT>        }<a name="line.51"></a>
<FONT color="green">052</FONT>        return isNewAddition;<a name="line.52"></a>
<FONT color="green">053</FONT>      }<a name="line.53"></a>
<FONT color="green">054</FONT>      <a name="line.54"></a>
<FONT color="green">055</FONT>      /**<a name="line.55"></a>
<FONT color="green">056</FONT>       * Gets the count of new elements.<a name="line.56"></a>
<FONT color="green">057</FONT>       * @return the count of new elements.<a name="line.57"></a>
<FONT color="green">058</FONT>       */<a name="line.58"></a>
<FONT color="green">059</FONT>      public int size() {<a name="line.59"></a>
<FONT color="green">060</FONT>        return this.count;<a name="line.60"></a>
<FONT color="green">061</FONT>      }<a name="line.61"></a>
<FONT color="green">062</FONT>      <a name="line.62"></a>
<FONT color="green">063</FONT>      /**<a name="line.63"></a>
<FONT color="green">064</FONT>       * Gets a TreeItem populated with the SDVItems within this SDVEvent.<a name="line.64"></a>
<FONT color="green">065</FONT>       * @return TreeItem containing with the SDVItems within this SDVEvent<a name="line.65"></a>
<FONT color="green">066</FONT>       */<a name="line.66"></a>
<FONT color="green">067</FONT>      public String toString() {<a name="line.67"></a>
<FONT color="green">068</FONT>        this.root = this.xmlTimestamp + " " + this.type + " " + this.tool + "[" <a name="line.68"></a>
<FONT color="green">069</FONT>          + this.collection.size() + "]";<a name="line.69"></a>
<FONT color="green">070</FONT>        return this.root;<a name="line.70"></a>
<FONT color="green">071</FONT>      }<a name="line.71"></a>
<FONT color="green">072</FONT>      <a name="line.72"></a>
<FONT color="green">073</FONT>      /**<a name="line.73"></a>
<FONT color="green">074</FONT>       * Gets a TreeItem populated with the SDBItems within this SDVEvent.<a name="line.74"></a>
<FONT color="green">075</FONT>       * @return TreeItem containing with the SDBItems within this SDVEvent<a name="line.75"></a>
<FONT color="green">076</FONT>       */<a name="line.76"></a>
<FONT color="green">077</FONT>      public ArrayList&lt;String&gt; getChildren() {<a name="line.77"></a>
<FONT color="green">078</FONT>        ArrayList&lt;String&gt; children = new ArrayList&lt;String&gt;();<a name="line.78"></a>
<FONT color="green">079</FONT>        for (Item i : this.collection) {<a name="line.79"></a>
<FONT color="green">080</FONT>          children.add(i.getHref());<a name="line.80"></a>
<FONT color="green">081</FONT>        }<a name="line.81"></a>
<FONT color="green">082</FONT>        return children;<a name="line.82"></a>
<FONT color="green">083</FONT>      }<a name="line.83"></a>
<FONT color="green">084</FONT>      <a name="line.84"></a>
<FONT color="green">085</FONT>      /**<a name="line.85"></a>
<FONT color="green">086</FONT>       * Gets the value of the timestamp property.<a name="line.86"></a>
<FONT color="green">087</FONT>       * @return Date<a name="line.87"></a>
<FONT color="green">088</FONT>       */<a name="line.88"></a>
<FONT color="green">089</FONT>      public long getID() {<a name="line.89"></a>
<FONT color="green">090</FONT>        return this.id;<a name="line.90"></a>
<FONT color="green">091</FONT>      }<a name="line.91"></a>
<FONT color="green">092</FONT>      <a name="line.92"></a>
<FONT color="green">093</FONT>      /**<a name="line.93"></a>
<FONT color="green">094</FONT>       * Gets the value of the sensorDataType property.<a name="line.94"></a>
<FONT color="green">095</FONT>       * @return String<a name="line.95"></a>
<FONT color="green">096</FONT>       */<a name="line.96"></a>
<FONT color="green">097</FONT>      public String getSensorDataType() {<a name="line.97"></a>
<FONT color="green">098</FONT>        return this.type;<a name="line.98"></a>
<FONT color="green">099</FONT>      }<a name="line.99"></a>
<FONT color="green">100</FONT>      <a name="line.100"></a>
<FONT color="green">101</FONT>      /**<a name="line.101"></a>
<FONT color="green">102</FONT>       * Gets the value of the tool property.<a name="line.102"></a>
<FONT color="green">103</FONT>       * @return String<a name="line.103"></a>
<FONT color="green">104</FONT>       */<a name="line.104"></a>
<FONT color="green">105</FONT>      public String getTool() {<a name="line.105"></a>
<FONT color="green">106</FONT>        return this.tool;<a name="line.106"></a>
<FONT color="green">107</FONT>      }<a name="line.107"></a>
<FONT color="green">108</FONT>      <a name="line.108"></a>
<FONT color="green">109</FONT>      /**<a name="line.109"></a>
<FONT color="green">110</FONT>       * This method tests if the sensor data element's attributes classify it within this event.<a name="line.110"></a>
<FONT color="green">111</FONT>       * @param item the sensor data element<a name="line.111"></a>
<FONT color="green">112</FONT>       * @return true if it occurs in this event, false if it does not<a name="line.112"></a>
<FONT color="green">113</FONT>       */<a name="line.113"></a>
<FONT color="green">114</FONT>      public boolean acceptsThis(Item item) {<a name="line.114"></a>
<FONT color="green">115</FONT>        boolean result = false;<a name="line.115"></a>
<FONT color="green">116</FONT>        if (this.timestamp.equals(item.getEventTimestamp())<a name="line.116"></a>
<FONT color="green">117</FONT>            &amp;&amp; this.type.equals(item.getType())<a name="line.117"></a>
<FONT color="green">118</FONT>            &amp;&amp; this.tool.equals(item.getTool())) {<a name="line.118"></a>
<FONT color="green">119</FONT>          result = true;<a name="line.119"></a>
<FONT color="green">120</FONT>        }<a name="line.120"></a>
<FONT color="green">121</FONT>        return result;<a name="line.121"></a>
<FONT color="green">122</FONT>      }<a name="line.122"></a>
<FONT color="green">123</FONT>    }<a name="line.123"></a>




























































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